$OpenBSD: patch-content_child_child_process_h,v 1.2 2017/04/28 14:21:00 robert Exp $
--- content/child/child_process.h.orig.port	Wed Apr 19 21:06:33 2017
+++ content/child/child_process.h	Thu Apr 27 19:56:01 2017
@@ -82,7 +82,7 @@ class CONTENT_EXPORT ChildProcess {
   void AddRefProcess();
   void ReleaseProcess();
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
   void SetIOThreadPriority(base::ThreadPriority io_thread_priority);
 #endif
 
